Not enough sunlight or milk.
Yes, why else would it be called vitamin D if not?
I believe that would be vitamin D.
A blood test would show if you are low in Vitamin D.
I believe you are asking what vitamin helps calcium to be absorbed. It would be vitamin-D; most popular calcium supplements have been including vitamin-D in their product for quite some time now .
Vitamin D is produced by ultraviolet radiation on your skin. The UV light converts a precursor molecule to vitamin D.
They would have an excess of vitamin D. Most people get this vitamin from exposure to the sun, so a heatstroke victim, who has likely been out in the sun for awhile, would have a lot of vitamin D in their body.
Vitamin D would not be synthesized in a person confined to a dark cell for a long time. Vitamin D is primarily synthesized in the skin in response to sunlight exposure. Without access to sunlight, the body would not be able to produce vitamin D naturally.
No, absolutely not. If there are other ingredients in the vitamin for filler, they might, but vitamin D will not cause hives, it is an essential vitamin. Getting hives from vitamin D would be like getting hives from vitamin C.
Vitamin D (disambiguation).
I know that vitamin d is one isn't vitamin e another?
Vitamin a, Vitamin b, vitamin c.
The term "vitamin D" refers to several different forms of this vitamin. ergocalciferol (vitamin D2) and cholecalciferol (vitamin D3). Vitamin D2 synthesized by plants. Vitamin D3 is synthesized by humans in the skin. D is the fourth letter in the Latin alphabet and the vitamin D was the fourth vitamin discovered.